2045491845

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{26189}}^1$

素因数の和:26365

約数の個数: 32

約数和(自身を含む): 3379138560

約数和(自身を除く): 1333646715

約数列:

[1, 3, 5, 15, 41, 123, 127, 205, 381, 615, 635, 1905, 5207, 15621, 26035, 26189, 78105, 78567, 130945, 392835, 1073749, 3221247, 3326003, 5368745, 9978009, 16106235, 16630015, 49890045, 136366123, 409098369, 681830615, 2045491845]

約数ペア:

[(1, 2045491845), (3, 681830615), (5, 409098369), (15, 136366123), (41, 49890045), (123, 16630015), (127, 16106235), (205, 9978009), (381, 5368745), (615, 3326003), (635, 3221247), (1905, 1073749), (5207, 392835), (15621, 130945), (26035, 78567), (26189, 78105)]